Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9568176 | Completely plastic LED tube light and manufacturing method thereof | Zesheng Ye, Xuewei Dai, Middel Tjaco | 2017-02-14 |
| 9255668 | Base, round tube housing and lamp including base and round tube housing | Zesheng Ye, Middel Tjaco, Quansheng Liu | 2016-02-09 |
| 9151481 | End piece for a retrofit fluorescent lamp and retrofit fluorescent lamp | Harald Dellian, Qing Liu, Stefan Otzen | 2015-10-06 |